{"title":"Concrete Crack Repair \u0026 Patching","description":"\u003cp\u003eConcrete crack repair and patching products for decorative concrete, overlays, resurfacing, and restoration projects. The Decorative Concrete Store supplies crack fillers, patching compounds, and repair materials for preparing damaged concrete before overlays, coatings, and decorative finishes.\u003c\/p\u003e","products":[{"product_id":"cem-polyure-fc-45-concrete-crack-repair","title":"CEM Polyure FC-45 Concrete Crack \u0026 Spall Repair","description":"\u003ch2\u003e\u003cstrong\u003eWhat Is CEM Polyure FC-45 Concrete Crack Repair?\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan style=\"font-weight: 400;\"\u003eCEM Polyure FC-45 Concrete Crack Repair is a \u003c\/span\u003e\u003cb\u003etwo-component, low-viscosity, solvent-based polyurethane\u003c\/b\u003e\u003cspan style=\"font-weight: 400;\"\u003e used to repair non-moving horizontal cracks and other surface defects in concrete. Its fluid consistency allows it to penetrate narrow cracks while filling spalls, pop-outs, holes, gouges, and similar surface imperfections before the surface is ground, polished, coated, or returned to service.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-weight: 400;\"\u003eThe product cures quickly after mixing, making it well suited to projects where concrete repairs must be completed before diamond grinding, concrete polishing, or the application of coatings and other surface treatments. It can also be used as a \u003c\/span\u003e\u003cb\u003epit grout\u003c\/b\u003e\u003cspan style=\"font-weight: 400;\"\u003e during the concrete polishing process and accepts \u003c\/span\u003e\u003cb\u003eCEM Color Packs\u003c\/b\u003e\u003cspan style=\"font-weight: 400;\"\u003e when color matching exposed aggregate is required.\u003c\/span\u003e \u003cspan style=\"font-weight: 400;\"\u003eCEM Polyure FC-45 is intended for \u003c\/span\u003e\u003cb\u003enon-moving concrete repairs\u003c\/b\u003e\u003cspan style=\"font-weight: 400;\"\u003e. Before applying the product, confirm that the crack is non-moving and follow the manufacturer's application recommendations.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eWhat Types of Concrete Damage Can It Repair?\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eCEM Polyure FC-45 is intended for repairing non-moving horizontal concrete defects, including:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eCracks\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSpalls\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePop-outs\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSurface pits\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHoles\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eGouges\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMinor surface voids\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eDo not use it for moving cracks, expansion joints, or structural repairs.\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Follow the manufacturer’s instructions for the size and condition of the repair.\u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003ch2\u003e\u003cspan\u003eWhere Can CEM Polyure FC-45 Be Used?\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eCEM Polyure FC-45 is used for non-moving concrete repairs in:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eGarage floors\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCommercial and interior concrete floors\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eWarehouse floors\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eIndustrial facilities\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eConcrete grinding and polishing projects\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSurface preparation before compatible coating systems\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eIt can also be used as a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003epit grout during concrete polishing where UV stability is not required\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eFollow the manufacturer’s application requirements and confirm compatibility with any coating applied over the repair.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003e\u003cb\u003eIs CEM Polyure FC-45 the Right Choice for Your Project?\u003c\/b\u003e\u003c\/h2\u003e\n\u003ctable style=\"height: 565px;\" width=\"680\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eIf You Need to...\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cb\u003eRecommendation\u003c\/b\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan style=\"font-weight: 400;\"\u003eRepair non-moving horizontal cracks\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan style=\"font-weight: 400;\"\u003e Recommended\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan style=\"font-weight: 400;\"\u003eFill spalls\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan style=\"font-weight: 400;\"\u003e Recommended\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan style=\"font-weight: 400;\"\u003eRepair pop-outs\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan style=\"font-weight: 400;\"\u003e Recommended\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan style=\"font-weight: 400;\"\u003eFill surface pits before concrete polishing\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan style=\"font-weight: 400;\"\u003e Recommended\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan style=\"font-weight: 400;\"\u003eDiamond grind after the repair cures\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan style=\"font-weight: 400;\"\u003e Recommended\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan style=\"font-weight: 400;\"\u003eColor match exposed aggregate with CEM Color Packs\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan style=\"font-weight: 400;\"\u003e Recommended\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan style=\"font-weight: 400;\"\u003eRepair moving or expansion joints\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan style=\"font-weight: 400;\"\u003e Not Recommended\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan style=\"font-weight: 400;\"\u003eRepair structural movement or active cracks\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan style=\"font-weight: 400;\"\u003e Not Recommended\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eKey Benefits\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eLow viscosity:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Flows into narrow cracks and small surface defects.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eFast setting:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Supports repairs where short turnaround times matter.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003e1:1 mixing by volume:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Uses equal volumes of Part A and Part B.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eTintable:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Accepts CEM Color Packs for color-matched repairs.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eCan be diamond ground:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Allows finishing after the repair reaches the required hardness.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cb\u003eTechnical Specifications\u003c\/b\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan style=\"font-weight: 400;\"\u003eReview the manufacturer's published specifications to confirm that CEM Polyure FC-45 matches your project requirements and application conditions.\u003c\/span\u003e\u003c\/p\u003e\n\u003ctable style=\"width: 100%; height: 313.5px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 39.7595%; height: 19.5938px;\"\u003e\u003cb\u003eSpecification\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 57.4087%; height: 19.5938px;\"\u003e\u003cb\u003eDetails\u003c\/b\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1875px;\"\u003e\n\u003ctd style=\"width: 39.7595%; height: 39.1875px;\"\u003e\u003cb\u003eProduct Type\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 57.4087%; height: 39.1875px;\"\u003e\u003cspan style=\"font-weight: 400;\"\u003eTwo-Component Polyurethane Concrete Crack Repair\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 39.7595%; height: 19.5938px;\"\u003e\u003cb\u003eChemistry\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 57.4087%; height: 19.5938px;\"\u003e\u003cspan style=\"font-weight: 400;\"\u003eSolvent-Based Polyurethane\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 39.7595%; height: 19.5938px;\"\u003e\u003cb\u003eMix Ratio\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 57.4087%; height: 19.5938px;\"\u003e\u003cspan style=\"font-weight: 400;\"\u003e1:1 by Volume\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 39.7595%; height: 19.5938px;\"\u003e\u003cb\u003eAppearance\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 57.4087%; height: 19.5938px;\"\u003e\u003cspan style=\"font-weight: 400;\"\u003eClear (Tintable with CEM Color Packs)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 39.7595%; height: 19.5938px;\"\u003e\u003cb\u003eViscosity\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 57.4087%; height: 19.5938px;\"\u003e\u003cspan style=\"font-weight: 400;\"\u003eLow Viscosity\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 39.7595%; height: 19.5938px;\"\u003e\u003cb\u003eCure Time\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 57.4087%; height: 19.5938px;\"\u003e\u003cspan style=\"font-weight: 400;\"\u003eFast-Setting (Varies with Temperature and Humidity)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 39.7595%; height: 19.5938px;\"\u003e\u003cb\u003eGrind Time\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 57.4087%; height: 19.5938px;\"\u003e\u003cspan style=\"font-weight: 400;\"\u003eApproximately 15 Minutes or When Hard Set*\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1875px;\"\u003e\n\u003ctd style=\"width: 39.7595%; height: 39.1875px;\"\u003e\u003cb\u003eReturn to Traffic\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 57.4087%; height: 39.1875px;\"\u003e\u003cspan style=\"font-weight: 400;\"\u003eApproximately 1 Hour at 72°F (22°C) and 50% Relative Humidity*\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1875px;\"\u003e\n\u003ctd style=\"width: 39.7595%; height: 39.1875px;\"\u003e\u003cb\u003eVOC Information\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 57.4087%; height: 39.1875px;\"\u003e\u003cspan style=\"font-weight: 400;\"\u003eRefer to the Manufacturer's Technical Data Sheet (TDS)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1875px;\"\u003e\n\u003ctd style=\"width: 39.7595%; height: 39.1875px;\"\u003e\u003cb\u003eRecommended Application Temperature\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 57.4087%; height: 39.1875px;\"\u003e\u003cspan style=\"font-weight: 400;\"\u003eRefer to the Manufacturer's Technical Data Sheet (TDS)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 39.7595%; height: 19.5938px;\"\u003e\u003cb\u003ePackaging\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 57.4087%; height: 19.5938px;\"\u003e\u003cspan style=\"font-weight: 400;\"\u003eTwo-Component Kit\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cb\u003e\u003cbr\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e*\u003c\/b\u003e\u003cspan style=\"font-weight: 400;\"\u003e Grind time and return-to-traffic time vary with temperature, humidity, concrete condition, and job site conditions. Always refer to the manufacturer's \u003c\/span\u003e\u003cb\u003eTechnical Data Sheet (TDS)\u003c\/b\u003e\u003cspan style=\"font-weight: 400;\"\u003e for complete application instructions, limitations, and performance information.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eHow Much CEM Polyure FC-45 Do You Need?\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eThe amount needed depends on the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003ewidth, depth, and total length of the cracks\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. Spalls, holes, and hidden voids require additional material.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eMeasure the damaged areas before ordering. For larger repairs, follow the manufacturer’s repair instructions. Contact our team if you need help estimating how much to buy.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eApplication Overview\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eCEM Polyure FC-45 is intended for non-moving horizontal cracks and other suitable concrete surface defects.\u003c\/span\u003e\u003c\/p\u003e\n\u003col start=\"1\"\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003ePrepare the repair area.\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Remove dust, debris, and loose material. Follow the manufacturer’s surface preparation and dryness requirements.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eMeasure and mix.\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Combine Part A and Part B at a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e1:1 ratio by volume\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. Follow the manufacturer’s mixing method and duration.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003ePlace the material promptly.\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Mix only what you can apply within the manufacturer’s stated working time, then fill the prepared repair area.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eCheck requirements for larger repairs.\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Before filling larger spalls, holes, or voids, confirm the manufacturer’s size limits and whether aggregate is needed.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eAllow the repair to harden.\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Follow the manufacturer’s waiting times before grinding, applying a coating, or returning the surface to traffic.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003e\u003cspan\u003eRead the current \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eTechnical Data Sheet and the Safety Data Sheets for Parts A and B\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e before use. This overview does not replace the complete application and safety instructions.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eSafety \u0026amp; Handling\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eFor industrial use only.\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Read the product labels and Safety Data Sheets for \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003ePart A and Part B\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e before handling, mixing, or applying CEM Polyure FC-45.\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eVentilation:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Provide adequate ventilation or local exhaust. Avoid breathing vapors, mist, or spray. Use respiratory protection as required by the SDS.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eProtective equipment:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Wear chemical-resistant gloves, protective clothing, and eye and face protection as specified in both safety sheets. Avoid skin and eye contact.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eFire precautions:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Keep away from heat, sparks, open flames, and hot surfaces. Do not smoke.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eStorage:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Keep containers tightly closed in a cool, well-ventilated, secure area. Keep away from incompatible materials identified in the SDS.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eAfter handling and disposal:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Wash thoroughly after handling. Remove contaminated clothing and wash before reuse. Do not discharge product waste into drains. Follow applicable disposal requirements.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003ePart B may cause allergic skin reactions and allergy or asthma symptoms if inhaled.\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Refer to both safety sheets for complete handling, first-aid, and emergency instructions.\u003c\/span\u003e\u003cb\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cb\u003eProduct Documents\u003c\/b\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan style=\"font-weight: 400;\"\u003eDownload the manufacturer's technical and safety documents for CEM Polyure FC-45 below. These documents contain detailed application, performance, and safety information.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cb\u003eTechnical Data Sheet (TDS)\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan style=\"font-weight: 400;\"\u003eContains product specifications, surface preparation requirements, mixing instructions, application guidance, curing information, limitations, and recommended uses.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cb\u003eSafety Data Sheet (SDS) Part A\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan style=\"font-weight: 400;\"\u003eContains safety information for \u003c\/span\u003e\u003cb\u003ePart A\u003c\/b\u003e\u003cspan style=\"font-weight: 400;\"\u003e, including handling, storage, personal protective equipment (PPE), first-aid measures, and emergency procedures.\u003c\/span\u003e \u003c\/p\u003e\n\u003ch3\u003e\u003cb\u003eSafety Data Sheet (SDS) Part B\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan style=\"font-weight: 400;\"\u003eContains safety information for \u003c\/span\u003e\u003cb\u003ePart B\u003c\/b\u003e\u003cspan style=\"font-weight: 400;\"\u003e, including handling, storage, personal protective equipment (PPE), first-aid measures, and emergency procedures.\u003c\/span\u003e  \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-weight: 400;\"\u003eFrequently Asked Questions\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cb\u003eCan CEM Polyure FC-45 repair moving cracks?\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cb\u003eNo.\u003c\/b\u003e\u003cspan style=\"font-weight: 400;\"\u003e CEM Polyure FC-45 is intended for repairing \u003c\/span\u003e\u003cb\u003enon-moving horizontal cracks\u003c\/b\u003e\u003cspan style=\"font-weight: 400;\"\u003e and other stable concrete surface defects. If the damage involves movement, expansion joints, or structural cracking, select a repair product that's specifically recommended for those conditions.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cb\u003eCan CEM Polyure FC-45 be used outdoors?\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cb\u003eYes, provided the application matches the manufacturer's recommendations.\u003c\/b\u003e\u003cspan style=\"font-weight: 400;\"\u003e Review the Technical Data Sheet (TDS) before use, especially if the repaired area will be exposed to prolonged UV exposure or demanding environmental conditions.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cb\u003eHow soon can I diamond grind the repaired area?\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cb\u003eUnder normal conditions, the repaired area can typically be diamond ground in as little as 15 minutes, or once the material has fully hardened.\u003c\/b\u003e\u003cspan style=\"font-weight: 400;\"\u003e Actual curing time varies with temperature, humidity, and job site conditions.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cb\u003eHow soon can the repaired surface return to traffic?\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cb\u003eUnder normal conditions of 72°F (22°C) and 50% relative humidity, repaired areas typically return to heavy foot or vehicle traffic in about one hour.\u003c\/b\u003e\u003cspan style=\"font-weight: 400;\"\u003e Cooler temperatures, higher humidity, and site conditions may extend curing time.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cb\u003eDoes CEM Polyure FC-45 require a primer?\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cb\u003eNo.\u003c\/b\u003e\u003cspan style=\"font-weight: 400;\"\u003e CEM Polyure FC-45 is applied without a separate primer, reducing preparation time before the repair begins. Prepare the concrete surface according to the manufacturer's recommendations before application.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cb\u003eCan I add color to CEM Polyure FC-45?\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cb\u003eYes.\u003c\/b\u003e\u003cspan style=\"font-weight: 400;\"\u003e CEM Polyure FC-45 accepts \u003c\/span\u003e\u003cb\u003eCEM Color Packs\u003c\/b\u003e\u003cspan style=\"font-weight: 400;\"\u003e, allowing the repair material to be tinted when blending repairs with exposed aggregate or surrounding concrete is preferred.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cb\u003eCan CEM Polyure FC-45 be used before concrete polishing?\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cb\u003eYes.\u003c\/b\u003e\u003cspan style=\"font-weight: 400;\"\u003e CEM Polyure FC-45 is frequently used before \u003c\/span\u003e\u003cb\u003ediamond grinding and concrete polishing\u003c\/b\u003e\u003cspan style=\"font-weight: 400;\"\u003e to repair cracks, surface pits, and other imperfections. It can also be used as a \u003c\/span\u003e\u003cb\u003epit grout\u003c\/b\u003e\u003cspan style=\"font-weight: 400;\"\u003e where UV stability is not required.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cb\u003eIs CEM Polyure FC-45 compatible with decorative coatings?\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cb\u003eYes, when the coating manufacturer recommends its use over properly repaired concrete.\u003c\/b\u003e\u003cspan style=\"font-weight: 400;\"\u003e Verify compatibility and follow the recommended surface preparation requirements before applying epoxy, polyurethane, or other decorative coating systems.\u003c\/span\u003e Explore more \u003cstrong data-start=\"2308\" data-end=\"2359\"\u003eprofessional-grade decorative concrete products\u003c\/strong\u003e on \u003ca href=\"https:\/\/shop.decorativeconcretestore.com\/\"\u003e\u003cstrong\u003eThe Decorative Concrete Store\u003c\/strong\u003e\u003c\/a\u003e for concrete repair, surface preparation, decorative coatings, concrete sealers, and concrete polishing projects.\u003c\/p\u003e","brand":"The Decorative Concrete Store","offers":[{"title":"Default Title","offer_id":50528065487076,"sku":null,"price":89.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0845\/4537\/2388\/files\/cem-polyure-fc-45-crack-repair-part-a-b.jpg?v=1792085943"},{"product_id":"sealer-boss-krak-attack-crack-repair","title":"Sealer Boss Krak Attack — Concrete Crack \u0026 Spall Repair System","description":"\u003ch2\u003e\u003cb\u003eWhat Is Sealer Boss Krak Attack? \u003c\/b\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan style=\"font-weight: 400;\"\u003eSealer Boss Krak Attack is a professional two-part hybrid urethane concrete crack and spall repair system designed to repair concrete cracks, spalls, and broken control joints. Its ultra-low-viscosity formula flows into properly prepared repair areas to create a hard, high-strength repair. Under typical conditions, repaired areas are ready for grinding or traffic in approximately \u003c\/span\u003e\u003cb\u003e10-15 minutes\u003c\/b\u003e\u003cspan style=\"font-weight: 400;\"\u003e. Krak Attack is commonly used on garage floors, driveways, sidewalks, patios, pool decks, warehouses, and other concrete surfaces requiring durable repairs and a rapid return to service. It is intended for professional use on residential and commercial concrete repair projects.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cb\u003eKey Benefits\u003c\/b\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli style=\"font-weight: 400;\"\u003e\n\u003cb\u003eProfessional Crack \u0026amp; Spall Repair System\u003c\/b\u003e\u003cspan style=\"font-weight: 400;\"\u003e  Repairs concrete cracks, spalls, and damaged control joints.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli style=\"font-weight: 400;\"\u003e\n\u003cb\u003eUltra-Low Viscosity Formula\u003c\/b\u003e\u003cspan style=\"font-weight: 400;\"\u003e  Flows into properly prepared cracks and repair areas.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli style=\"font-weight: 400;\"\u003e\n\u003cb\u003eHigh-Strength Formula\u003c\/b\u003e\u003cspan style=\"font-weight: 400;\"\u003e  Forms a durable, hard-curing repair.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli style=\"font-weight: 400;\"\u003e\n\u003cb\u003eFast Return to Service\u003c\/b\u003e\u003cspan style=\"font-weight: 400;\"\u003e  Ready for grinding or traffic in approximately 10-15 minutes under typical conditions.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli style=\"font-weight: 400;\"\u003e\n\u003cb\u003eCompatible with Decorative Concrete Systems\u003c\/b\u003e\u003cspan style=\"font-weight: 400;\"\u003e  Suitable for use before many decorative concrete coatings and overlays.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli style=\"font-weight: 400;\"\u003e\n\u003cb\u003eProfessional Use\u003c\/b\u003e\u003cspan style=\"font-weight: 400;\"\u003e  Intended for residential and commercial concrete repair projects.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli style=\"font-weight: 400;\"\u003e\n\u003cb\u003eVOC Compliant\u003c\/b\u003e\u003cspan style=\"font-weight: 400;\"\u003e  Complies with VOC requirements in most areas of the United States and Canada.*\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli style=\"font-weight: 400;\"\u003e\n\u003cb\u003eAvailable in 1 \u0026amp; 2 Gallon Kits\u003c\/b\u003e\u003cspan style=\"font-weight: 400;\"\u003e  Two kit sizes for different project requirements.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"font-weight: 400;\"\u003e*Always verify local VOC regulations before use.\u003c\/span\u003e  \u003c\/p\u003e\n\u003ch2\u003e\u003cb\u003eRecommended Applications\u003c\/b\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan style=\"font-weight: 400;\"\u003eSealer Boss Krak Attack is suitable for repairing damaged concrete in residential and commercial applications.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cb\u003eRepair Types\u003c\/b\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"font-weight: 400;\"\u003eConcrete Cracks\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-weight: 400;\"\u003eConcrete Spalls\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-weight: 400;\"\u003eBroken Control Joints\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cb\u003eSurface Types\u003c\/b\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"font-weight: 400;\"\u003eConcrete Floors\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan style=\"font-weight: 400;\"\u003eDriveways\u003c\/span\u003e\u003cspan style=\"font-weight: 400;\"\u003e \u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-weight: 400;\"\u003eSidewalks\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-weight: 400;\"\u003ePatios\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-weight: 400;\"\u003ePool Decks\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cb\u003eCommon Projects\u003c\/b\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan style=\"font-weight: 400;\"\u003eGarages\u003c\/span\u003e\u003cspan style=\"font-weight: 400;\"\u003e \u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-weight: 400;\"\u003eWarehouses\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-weight: 400;\"\u003eAuto Service Centers\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-weight: 400;\"\u003eCommercial Floors\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan style=\"font-weight: 400;\"\u003eResidential Concrete Surfaces\u003c\/span\u003e    \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cb\u003eFeatures\u003c\/b\u003e\u003c\/h2\u003e\n\u003ch3\u003e\u003cb\u003eTwo-Part Hybrid Urethane\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan style=\"font-weight: 400;\"\u003eTwo-part hybrid urethane formula creates a hard-curing repair for concrete cracks, spalls, and broken control joints.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cb\u003eUltra-Low Viscosity\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan style=\"font-weight: 400;\"\u003eUltra-low-viscosity formula flows into properly prepared cracks and repair areas for effective penetration before curing.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cb\u003eFast Setting\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan style=\"font-weight: 400;\"\u003eSets quickly under typical conditions, allowing repaired areas to be ready for grinding or traffic in approximately 10-15 minutes.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cb\u003eHigh Strength\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan style=\"font-weight: 400;\"\u003eForms a hard, high-strength repair for damaged concrete surfaces in residential and commercial applications.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cb\u003e1:1 Mix Ratio\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan style=\"font-weight: 400;\"\u003eSimple 1:1 mix ratio by volume allows accurate measuring and mixing before application.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cb\u003eReady for Grinding\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan style=\"font-weight: 400;\"\u003eUnder typical conditions, repaired areas can be ground flush approximately 10-15 minutes after application.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cb\u003eProfessional Use\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan style=\"font-weight: 400;\"\u003eIntended for professional concrete repair projects requiring rapid repairs and minimal downtime.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cb\u003eVOC Compliant\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan style=\"font-weight: 400;\"\u003eVOC compliant for most areas of the United States and Canada. Always verify local VOC regulations before use.\u003c\/span\u003e  \u003c\/p\u003e\n\u003ch2\u003e\u003cb\u003eSpecifications\u003c\/b\u003e\u003c\/h2\u003e\n\u003ctable style=\"height: 830px;\" width=\"697\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eSpecification\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cb\u003eValue\u003c\/b\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan style=\"font-weight: 400;\"\u003eBrand\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan style=\"font-weight: 400;\"\u003eSealer Boss\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan style=\"font-weight: 400;\"\u003eProduct Name\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan style=\"font-weight: 400;\"\u003eKrak Attack\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan style=\"font-weight: 400;\"\u003eProduct Type\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan style=\"font-weight: 400;\"\u003eTwo-Part Hybrid Urethane Crack \u0026amp; Spall Repair System\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan style=\"font-weight: 400;\"\u003eMix Ratio\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan style=\"font-weight: 400;\"\u003e1:1 by Volume\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan style=\"font-weight: 400;\"\u003ePot Life\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan style=\"font-weight: 400;\"\u003eApproximately 2 Minutes\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan style=\"font-weight: 400;\"\u003eTack-Free Time\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan style=\"font-weight: 400;\"\u003eApproximately 4-5 Minutes\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan style=\"font-weight: 400;\"\u003eReady for Grinding\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan style=\"font-weight: 400;\"\u003eApproximately 10-15 Minutes\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan style=\"font-weight: 400;\"\u003eHardness\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan style=\"font-weight: 400;\"\u003eShore D 70\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan style=\"font-weight: 400;\"\u003eApplication Temperature\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan style=\"font-weight: 400;\"\u003e50F-80F\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan style=\"font-weight: 400;\"\u003eVOC Content\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan style=\"font-weight: 400;\"\u003eLess than 420 g\/L (Mixed Part A \u0026amp; Part B)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan style=\"font-weight: 400;\"\u003eShelf Life\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan style=\"font-weight: 400;\"\u003eUp to 1 Year (Unopened)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan style=\"font-weight: 400;\"\u003eAvailable Sizes\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan style=\"font-weight: 400;\"\u003e1 Gallon Kit, 2 Gallon Kit\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e  \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0845\/4537\/2388\/files\/Sealer_Boss_Krak_Attack_Technical_Data_sheet.jpg?v=1790743271\" alt=\"Sealer Boss Krak Attack Technical Data sheet\"\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cb\u003eCoverage Guide\u003c\/b\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan style=\"font-weight: 400;\"\u003eCoverage varies depending on crack width, depth, substrate porosity, surface texture, and application method.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cb\u003eTheoretical Coverage\u003c\/b\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli style=\"font-weight: 400;\"\u003e\n\u003cb\u003e1 Gallon Kit\u003c\/b\u003e\u003cspan style=\"font-weight: 400;\"\u003e fills approximately \u003c\/span\u003e\u003cb\u003e243.3 cubic inches\u003c\/b\u003e\u003cspan style=\"font-weight: 400;\"\u003e.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cb\u003eExample Coverage\u003c\/b\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli style=\"font-weight: 400;\"\u003e\u003cspan style=\"font-weight: 400;\"\u003e\u003cspan\u003eApproximately 324 linear feet of crack measuring 1\/4 inch wide by 1\/4 inch deep\u003c\/span\u003e.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cb\u003eNote:\u003c\/b\u003e\u003cspan style=\"font-weight: 400;\"\u003e Actual coverage will vary depending on crack width, depth, substrate porosity, surface texture, and application method.\u003c\/span\u003e  \u003c\/p\u003e\n\u003ch2\u003e\u003cb\u003eAvailable Sizes\u003c\/b\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan style=\"font-weight: 400;\"\u003eChoose the kit size that best suits your repair project.\u003c\/span\u003e \u003cb\u003e1 Gallon Kit  \u003c\/b\u003e\u003cspan style=\"font-weight: 400;\"\u003eSuitable for smaller crack, spall, and control joint repair projects.\u003c\/span\u003e \u003cb\u003e2 Gallon Kit \u003c\/b\u003e\u003cb\u003e \u003c\/b\u003e\u003cspan style=\"font-weight: 400;\"\u003eSuitable for larger residential and commercial concrete repair projects.\u003c\/span\u003e  \u003c\/p\u003e\n\u003ch2\u003e\u003cb\u003eHow to Apply\u003c\/b\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan style=\"font-weight: 400;\"\u003eFollow the manufacturer's application recommendations for best results.\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli style=\"font-weight: 400;\"\u003e\n\u003cb\u003ePrepare the Repair Area\u003c\/b\u003e\u003cspan style=\"font-weight: 400;\"\u003e  Clean and prepare the concrete crack, spall, or damaged control joint before application.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli style=\"font-weight: 400;\"\u003e\n\u003cb\u003eMix Equal Parts\u003c\/b\u003e\u003cspan style=\"font-weight: 400;\"\u003e Combine Part A and Part B using the recommended 1:1 mix ratio by volume.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli style=\"font-weight: 400;\"\u003e\n\u003cb\u003eApply the Material\u003c\/b\u003e\u003cspan style=\"font-weight: 400;\"\u003e  Pour the mixed material into the prepared repair area immediately after mixing.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli style=\"font-weight: 400;\"\u003e\n\u003cb\u003eAllow the Repair to Cure\u003c\/b\u003e\u003cspan style=\"font-weight: 400;\"\u003e  Under typical conditions, allow approximately 10-15 minutes before grinding or opening the repaired concrete surface to traffic.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli style=\"font-weight: 400;\"\u003e\n\u003cb\u003eGrind Flush if Required\u003c\/b\u003e\u003cspan style=\"font-weight: 400;\"\u003e  Grind the repaired area flush before applying decorative concrete coatings, overlays, or other surface finishes, if applicable.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cb\u003eNote:\u003c\/b\u003e\u003cspan style=\"font-weight: 400;\"\u003e Always follow the current manufacturer's technical data sheet and application recommendations.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0845\/4537\/2388\/files\/Krak_Attack_Applications_Guide.jpg?v=1790747005\" alt=\"Krak Attack Application Guides\" style=\"margin-bottom: 16px; float: none;\"\u003e\u003c\/div\u003e\n\u003ch2\u003e\u003cstrong\u003eCompatible Products\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan style=\"font-weight: 400;\"\u003eSealer Boss Krak Attack is commonly used with the following decorative concrete products.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cb\u003eSurface Preparation\u003c\/b\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli style=\"font-weight: 400;\"\u003e\n\u003cb\u003eConcrete Cleaners\u003c\/b\u003e\u003cspan style=\"font-weight: 400;\"\u003e Clean concrete surfaces before crack and spall repair.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli style=\"font-weight: 400;\"\u003e\n\u003cb\u003eCrack Chasing Blades\u003c\/b\u003e\u003cspan style=\"font-weight: 400;\"\u003e  Open and prepare concrete cracks before repair.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli style=\"font-weight: 400;\"\u003e\n\u003cb\u003eGrinding Equipment\u003c\/b\u003e\u003cspan style=\"font-weight: 400;\"\u003e  Prepare damaged concrete and grind repaired areas flush.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cb\u003eConcrete Restoration\u003c\/b\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli style=\"font-weight: 400;\"\u003e\n\u003cb\u003eDecorative Concrete Overlays\u003c\/b\u003e\u003cspan style=\"font-weight: 400;\"\u003e  Restore repaired concrete surfaces before applying a decorative finish.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli style=\"font-weight: 400;\"\u003e\n\u003cb\u003eConcrete Stains\u003c\/b\u003e\u003cspan style=\"font-weight: 400;\"\u003e  Apply decorative color after repairs have been completed.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cb\u003eSurface Protection\u003c\/b\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli style=\"font-weight: 400;\"\u003e\n\u003cb\u003eConcrete Sealers\u003c\/b\u003e\u003cspan style=\"font-weight: 400;\"\u003e  Protect repaired concrete surfaces after restoration is complete.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cb\u003eWhy Use Sealer Boss Krak Attack\u003c\/b\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cb\u003eSealer Boss Krak Attack\u003c\/b\u003e\u003cspan style=\"font-weight: 400;\"\u003e is formulated for professional concrete crack and spall repair where rapid return to service, high-strength repairs, and compatibility with decorative concrete systems are important.\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli style=\"font-weight: 400;\"\u003e\u003cspan style=\"font-weight: 400;\"\u003eFast Return to Service\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: 400;\"\u003e\u003cspan style=\"font-weight: 400;\"\u003eHigh-Strength Concrete Repair\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: 400;\"\u003e\u003cspan style=\"font-weight: 400;\"\u003eTwo-Part Hybrid Urethane Formula\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: 400;\"\u003e\u003cspan style=\"font-weight: 400;\"\u003eReady for Grinding in Approximately 10-15 Minutes\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: 400;\"\u003e\u003cspan style=\"font-weight: 400;\"\u003eCompatible with Many Decorative Concrete Systems\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"font-weight: 400;\"\u003eWhen properly prepared according to the manufacturer's recommendations.\u003c\/span\u003e  \u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eFrequently Asked Questions\u003c\/b\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cb\u003eWhat is Sealer Boss Krak Attack?\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan style=\"font-weight: 400;\"\u003eSealer Boss Krak Attack is a two-part hybrid urethane concrete crack and spall repair system for repairing concrete cracks, spalls, and broken control joints. It is intended for professional concrete repair applications.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cb\u003eWhat types of concrete damage can it repair?\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan style=\"font-weight: 400;\"\u003eKrak Attack repairs concrete cracks, concrete spalls, broken control joints, and other localized concrete damage before coatings, overlays, or concrete sealers are applied.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cb\u003eCan it repair broken control joints?\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan style=\"font-weight: 400;\"\u003eYes. Krak Attack is suitable for repairing broken control joints where continued joint movement is not expected.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cb\u003eHow quickly does it cure?\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan style=\"font-weight: 400;\"\u003eUnder typical conditions, Krak Attack becomes tack-free in approximately \u003c\/span\u003e\u003cb\u003e4-5 minutes\u003c\/b\u003e\u003cspan style=\"font-weight: 400;\"\u003e and is ready for grinding or traffic in approximately \u003c\/span\u003e\u003cb\u003e10-15 minutes\u003c\/b\u003e\u003cspan style=\"font-weight: 400;\"\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cb\u003eWhen can repaired concrete be ground?\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan style=\"font-weight: 400;\"\u003eRepaired areas may be ground flush approximately \u003c\/span\u003e\u003cb\u003e10-15 minutes\u003c\/b\u003e\u003cspan style=\"font-weight: 400;\"\u003e after application under typical conditions.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cb\u003eCan it be coated after repair?\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan style=\"font-weight: 400;\"\u003eYes. Once cured and ground flush, repaired areas can be prepared for decorative concrete coatings, overlays, and concrete sealers.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cb\u003eIs it suitable for indoor and outdoor concrete?\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan style=\"font-weight: 400;\"\u003eYes. Krak Attack is suitable for indoor and outdoor concrete repair projects, including garages, driveways, patios, pool decks, sidewalks, and commercial concrete floors.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cb\u003eCan Krak Attack be used before decorative concrete overlays?\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan style=\"font-weight: 400;\"\u003eYes. Once cured and ground flush, repaired concrete can be prepared for many decorative concrete overlay systems according to the manufacturer's recommendations.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cb\u003eWhat is the mix ratio?\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan style=\"font-weight: 400;\"\u003eKrak Attack uses a \u003c\/span\u003e\u003cb\u003e1:1 mix ratio by volume\u003c\/b\u003e\u003cspan style=\"font-weight: 400;\"\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cb\u003eWhat sizes are available?\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan style=\"font-weight: 400;\"\u003eKrak Attack is available in \u003c\/span\u003e\u003cb\u003e1 Gallon Kit\u003c\/b\u003e\u003cspan style=\"font-weight: 400;\"\u003e and \u003c\/span\u003e\u003cb\u003e2 Gallon Kit\u003c\/b\u003e\u003cspan style=\"font-weight: 400;\"\u003e sizes.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cb\u003eIs Sealer Boss Krak Attack for professional use?\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp\u003eYes. Krak Attack is intended for professional use, but it's also suitable for experienced DIYers. Always follow the manufacturer's technical data sheet and safety data sheet before use.\u003c\/p\u003e","brand":"Sealer Boss","offers":[{"title":"1 gallon kit","offer_id":50528065356004,"sku":"SB-KRAKATTACK-1GAL","price":129.95,"currency_code":"USD","in_stock":true},{"title":"2 gallon kit","offer_id":50528065388772,"sku":"SB-KRAKATTACK-2GAL","price":209.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0845\/4537\/2388\/files\/sealer-boss-krak-attack-crack-repair.jpg?v=1790747823"}],"url":"https:\/\/shop.decorativeconcretestore.com\/collections\/concrete-crack-repair-patching.oembed","provider":"The Decorative Concrete Store","version":"1.0","type":"link"}